diff --git a/gxHTTP/src/main/java/org/gcube/common/gxhttp/reference/GXConnection.java b/gxHTTP/src/main/java/org/gcube/common/gxhttp/reference/GXConnection.java
index 44383db..060cb49 100644
--- a/gxHTTP/src/main/java/org/gcube/common/gxhttp/reference/GXConnection.java
+++ b/gxHTTP/src/main/java/org/gcube/common/gxhttp/reference/GXConnection.java
@@ -51,8 +51,7 @@ public class GXConnection {
 	private String body;
 	private InputStream bodyAsStream;
 	private Map<String, String> properties = new HashMap<>();
-	private boolean extCall = false;
-
+	
 	public GXConnection(String address) {
 		this.address = address;
 	}
@@ -239,19 +238,5 @@ public class GXConnection {
 	public void setProperty(String name, String value) {
 		this.properties.put(name, value);
 	}
-	
-	/**
-	 * @param extCall the extCall to set
-	 */
-	public void setExtCall(boolean extCall) {
-		this.extCall = extCall;
-	}
-
-	/**
-	 * @return the extCall
-	 */
-	public boolean isExtCall() {
-		return extCall;
-	}
 
 }
diff --git a/gxHTTP/src/main/java/org/gcube/common/gxhttp/reference/GXHTTPRequestBuilder.java b/gxHTTP/src/main/java/org/gcube/common/gxhttp/reference/GXHTTPRequestBuilder.java
index dce3961..10f5649 100644
--- a/gxHTTP/src/main/java/org/gcube/common/gxhttp/reference/GXHTTPRequestBuilder.java
+++ b/gxHTTP/src/main/java/org/gcube/common/gxhttp/reference/GXHTTPRequestBuilder.java
@@ -4,9 +4,8 @@ import java.io.UnsupportedEncodingException;
 import java.net.HttpURLConnection;
 import java.net.URLEncoder;
 import java.util.Map;
-import java.util.Objects;
-import java.util.regex.Pattern;
 import java.util.Map.Entry;
+import java.util.Objects;
 
 import org.gcube.common.gxhttp.reference.GXConnection.HTTPMETHOD;
 import org.slf4j.Logger;
@@ -188,12 +187,4 @@ public class GXHTTPRequestBuilder {
 		return this.connection.send(HTTPMETHOD.CONNECT);
 	}
 	
-	/*
-	 * (non-Javadoc)
-	 * 
-	 * @see org.gcube.common.gxrest.request.GXHTTP#isExternalCall(boolean)
-	 */
-	public void isExternalCall(boolean ext) {
-		this.connection.setExtCall(ext);
-	}
 }
diff --git a/gxHTTP/src/main/java/org/gcube/common/gxhttp/request/GXHTTPCommonRequest.java b/gxHTTP/src/main/java/org/gcube/common/gxhttp/request/GXHTTPCommonRequest.java
index 37a8294..c015cce 100644
--- a/gxHTTP/src/main/java/org/gcube/common/gxhttp/request/GXHTTPCommonRequest.java
+++ b/gxHTTP/src/main/java/org/gcube/common/gxhttp/request/GXHTTPCommonRequest.java
@@ -83,14 +83,6 @@ class GXHTTPCommonRequest {
 	public HttpURLConnection connect() throws Exception {
 		return builder.connect();
 	}
-
-
-	/* (non-Javadoc)
-	 * @see org.gcube.common.gxhttp.reference.GXHTTP#isExternalCall(boolean)
-	 */
-	public void isExternalCall(boolean ext) {
-		builder.isExternalCall(ext);		
-	}
 	
 	/**
 	 * Clear up the request.